diff --git a/src/librawspeed/decoders/DngDecoder.cpp b/src/librawspeed/decoders/DngDecoder.cpp
index 6ea577884..dc3aae29a 100644
--- a/src/librawspeed/decoders/DngDecoder.cpp
+++ b/src/librawspeed/decoders/DngDecoder.cpp
@@ -334,7 +334,7 @@ DngDecoder::getTilingDescription(const TiffIFD* raw) const {
                            ? raw->getEntry(TiffTag::ROWSPERSTRIP)->getU32()
                            : mRaw->dim.y;
 
-  if (yPerSlice == 0 || yPerSlice > static_cast<uint32_t>(mRaw->dim.y) ||
+  if (yPerSlice == 0 ||
       roundUpDivision(mRaw->dim.y, yPerSlice) != counts->count) {
     ThrowRDE("Invalid y per slice %u or strip count %u (height = %u)",
              yPerSlice, counts->count, mRaw->dim.y);